Method setSubscriber

packages/core/src/prompts/prompt.ts:79–86

* Set a subscriber with opts * @param event - The event name

(
		event: T,
		opts: { cb: ClackEvents<TValue>[T]; once?: boolean }
	)

	 * @param event - The event name
	 */
	private setSubscriber<T extends keyof ClackEvents<TValue>>(
		event: T,
		opts: { cb: ClackEvents<TValue>[T]; once?: boolean }
	) {
		const params = this._subscribers.get(event) ?? [];
		params.push(opts);
		this._subscribers.set(event, params);
	}

	/**
	 * Subscribe to an event